通过图片镜像drawString多国语言

    public static void drawImageFont(Graphics g, Image imgnum, byte[] str,
            int sx, int sy, int effect, int fontSizeX, int fontSizeY) {
        if (str == null)
            return;

        int i = 0;
        int j = 0;
        int nX, nY;
        Image fOntImg= null;
        fOntImg= imgnum;
        for (i = 0; i             nX = 0;
            nY = 0;
            if (str[i] <0) {
                nX = 256;
                nY = -1;
            }
            setClipImage(g, sx + i * (fontSizeX), sy, fontImg,
                    ((str[i] + nX - 32) % 32) * fontSizeX,
                    (nY + ((str[i] + nX - 32) >> 5)) * fontSizeY, fontSizeX,
                    fontSizeY);
        }
    }
   public static void setClipImage(Graphics g, int _i, int _j, Image image,
            int _k, int _l, int _i1, int _j1) {
        int clipX = g.getClipX();
        int clipY = g.getClipY();
        int clipWidth = g.getClipWidth();
        int clipHeight = g.getClipHeight();
        g.setClip(_i, _j, _i1, _j1);
        g.drawImage(image, _i - _k, _j - _l, Graphics.LEFT | Graphics.TOP);
        g.setClip(0, 0, WIDTH, HEIGHT);
        g.setClip(clipX, clipY, clipWidth, clipHeight);
    }

//****************************************************************使用
drawImageFont(_g, Constants.imgchangenum, "back"
                    .getBytes(), 2, 198, 0, FONT_DEFAULT_X_SIZE,
                    FONT_DEFAULT_Y_SIZE);